MS91531-4N2B

View detailed technical data, stock status, and sourcing information for: MS91531-4N2B
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5355 Knobs and Pointers

National Stock Number

5355-00-226-4244

Item Name Code

03263

Assigment Date

01/01/1963 (63 years ago)

2 setscrew hole quantity, 1.375 inches nominal shank diameter, 0.437 inches nominal shank length, 0.252 inches nominal inside diameter, straight shank style

Product Characteristics

Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.

Inside Diameter: 0.252 inches nominal
Shank Length: 0.437 inches nominal
Shank Diameter: 1.375 inches nominal
Shank Style: straight
Setscrew Hole Quantity: 2
Distance From Hole Center To Knob/Skirt Base: 0.250 inches nominal
Overall Depth: 0.500 inches nominal
Width: 2.375 inches nominal
Fluted Foil Quantity: 8
Gripping Surface Condition: smooth
Shaft Accommodation Style: round
Skirt Style: ring
Attachment Method: setscrews
Overall Thickness: 0.875 inches nominal
Screw Drive Type: hexagon socket
Thread Quantity Per Inch: 32 screw hole
Nominal Thread Size: 0.164 inches screw hole
Skirt Outside Diameter: 0.937 inches nominal
Skirt Design: nondetachable
Color: black
Style Designator: fluted foils
Thread Series Designator: unc screw hole

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
5355-00-072-9417	No Name Available	01/01/1961
5355-00-444-8628	No Name Available	02/03/1971
5355-00-900-6126	No Name Available	01/20/1972

Related Parts

This NSN group includes multiple components designed to meet specific performance and operational standards. Each listing provides detailed specs, functionality data, and replacement compatibility information:

Part Number	Name
30-0023	Knob
306913	Knob
MS91531-4N2B	Knob
WA4NB	Knob

FAQs

Find helpful answers about installation, operation, maintenance, compliance, and troubleshooting.

What is the FSCG of the NSN 5355-00-226-4244?

The FSCG of the NSN 5355-00-226-4244 is 5355

Does the NSN 5355-00-226-4244 have a Schedule B code assigned?

Yes, the Schedule B code is 8531900002

Does NSN 5355-00-226-4244 require demilitarization?

Items subject to the export administration regulations (ear) in parts 730-774 of title 15, code of federal regulations (cfr) (ccli or ear99) and determined by dod to present a low risk when released out of dod control. No demil, mut, or end use certificate is required. May require an export licensefrom doc.

Does NSN 5355-00-226-4244 contain precious materials?

Precious metal content is unknown

Does NSN 5355-00-226-4244 contain hazardous materials?

Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.

When the NSN 5355-00-226-4244 was assigned to the Federal Catalog?

It was assigned 63 years ago, on Tue, Jan 1, 1963